module.exports = { 
//     plugins: {      
//       // autoprefixer: {},     
//       'postcss-px-to-viewport-8-plugin': {          
//         unitToConvert: 'px', // 要转化的单位                         
//        // viewportWidth: 1440, // UI设计稿的宽度                    
//         viewportWidth: 1440,         
//         unitPrecision: 6, // 转换后的精度，即小数点位数      
//         propList: ['*'], // 指定转换的css属性的单位，*代表全部css属性的单位都进行转换       
//         viewportUnit: 'vw', // 指定需要转换成的视窗单位，默认vw   
//         fontViewportUnit: 'vw', // 指定字体需要转换成的视窗单位，默认vw
//         selectorBlackList: ['active-box-ft','wrap','title-box','t-input','box-mg-fter-height','heard-select','t-button__text', 
//         'heard-select-left','avatar-name','item-description-font-size','item-title','doorIcon','select-content-item-all-span',
//       'banner-title-1','banner-title-1-text','item-btm-text','link-class','footer-bottom-title1','icon-img','footer-bottom-title','footer-bottom-title3',
//     'top-box-text','heard-text','square-null','item-title-item','hw-text-ov-clli','star-box','t-icon-star','select-heard-span',
//   'btm-name','item-star','list-heard-right-text1-active','list-heard-right-text1','list-heard-left','iconList-item','iconList-item-name','top-boxs-name-style',
// 'title1','title2','remask-box','template-heard-left-btm-text1','template-heard-left-btm-text2','current-info-text1','current-info-text2','scroll-item-title"','scroll-item-description',
// 'tag-item-span','banner-title-1','heard-box-text','template-bottom-title','tabs-solid','tabs-item','about-title','select-span-item','seach-info-item','clear-box',
// 'banner-title-size','left-btn','add-btn1','list-title','info-content-name','right-box2','right-box1','heard-select','banner-title-1-text','list-remask','about-list-remask','exhibits-title-size','banner-title-1-text','heard-text-left-size','footer-top-right','partake-title','login-null'], // 指定不转换为视窗单位的类名，      
//         minPixelValue: 1, // 默认值1，小于或等于1px则不进行转换                      
//         mediaQuery: true, // 是否在媒体查询的css代码中也进行转换，默认false        
//         replace: true, // 是否转换后直接更换属性值           
//         exclude: [/heard/,/node_modules/,/login/,/messageModel/,/heardCard/,/footer/,/infoStar/], // 设置忽略文件，用正则做目录名匹配node_modules
//         landscape: false // 是否处理横屏情况     
//       }   
//     }  
  };  